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National Geographic's Strange Days on Planet Earth
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Donald Edward Tillitt, Ph.D.
Environmental Toxicologist
Columbia Environmental Research Center
U.S. Department of Interior, Geological Survey

Donald Tillitt is an environmental toxicologist with the U.S. Department of Interior, Geological Survey.  He leads the Biochemistry & Physiology Branch of the Columbia Environmental  Research Center, Columbia, MO.  He holds degrees in biochemistry (B.S. 1981), fisheries and wildlife (B.S. 1981, M.S. 1986) and environmental toxicology (Ph.D. 1989), all from Michigan State University. 

His areas of expertise include effects of persistent organic pollutants and nutritional stress on the development of larval fish and the health of adult fish. His current focus is on early life stage toxicity in fish, reproductive toxicology in fishes, endocrine disruption, and monitoring of fish health in the environment.

Tillitt also holds adjunct professor appointments in the Biochemistry Department and the Department of Fisheries and Wildlife Sciences at the University of Missouri.  He serves on graduate student advisory committees, offers guest lectures, and teaches Environmental Toxicology through the Department of Fisheries and Wildlife Sciences.  He is an active member of the Society for Environmental Toxicology and Chemistry (SETAC).

Visit Tillitt's Career’s in Science page»

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